#!/usr/bin/python
# -*- coding: UTF-8 -*-

""" 
@version: 1.0
@author: jin.li.o
@license: Apache Licence 
@contact: x.leevin@gmail.com
@software: PyCharm
@file: clazz_i_01.py
@time: 2018/9/30
"""

for i1 in range(1, 6):
    star = ""
    for i2 in range(0, i1):
        star += "*"

    print(star)
